Development of a method for the sequential determination of cadmium and chromium from the same sample aliquot of yerba mate using high-resolution continuum source graphite furnace atomic absorption spectrometry

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• 作者：Aline R. Borges^a ; ^{aline.rocha@ifpr.edu.br} ; Dé ; bora N. Bazanella^a ; Á ; lvaro Tavares Duarte^a ; Ariane V. Zmozinski^a ; Maria Goreti R. Vale^a ; ^b ; Bernhard Welz^b ; ^c
• 关键词：Cadmium ; Chromium ; Yerba mate ; Sequential determination ; HR-CS GF AAS
• 刊名：Microchemical Journal
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：130
• 期：Complete
• 页码：116-121
• 全文大小：1109 K
• 卷排序：130

文摘

A method for sequential determination of Cd and Cr in yerba mate and leaves of yerba mate by HR-CS GF AAS was developed. The determination could be performed without chemical modifier. Direct solid sampling and liquid analysis were employed. Accuracy of the method was confirmed using CRM.